imagemagick batch compress jpg photo, output to another path. Keep original folder and sub-folders structure. And video (ffmpeg h265)

batch_compress_photo.sh

#!/bin/bash

# 用法 usage：
# shell置于总放照片的目录之上 put this shell in a path containing original photos (photos are here or in subfolders)
# 脚本 目标文件夹 源文件夹1 源文件夹2 源文件夹3 .....  
# scriptname <dest> <source1> <source2> <source3> ....

function get_filename_from_path()
{
    echo ${1##*/}
}
function remove_filename_from_path()
{
    echo ${1%/*}
}
function remove_filename_suffix()
{
    echo "${1%.*}"
}

DEST_F="$1"
shift
echo "Destination: $DEST_F"

while [[ "$1" ]] ; 
do
    PSOURCE="$1"
    mkdir -p "$DEST_F/$PSOURCE"
    echo
    echo "Photos source: $PSOURCE"
    find  "$PSOURCE" -mindepth 1 -maxdepth 1 -type f | grep -i "\.jpg$" | while read line ;
    do
        filename_full=$(get_filename_from_path "$line")
        filename=$(remove_filename_suffix "$filename_full")
        echo -n "Converting $PSOURCE/$filename  "
        echo -n $(du -k "$PSOURCE/$filename_full" | cut -f1)k
        echo -n " -> "
        convert -quality 40 "$PSOURCE/$filename_full" \
            "$DEST_F/$PSOURCE/$filename_full"
        echo $(du -k "$DEST_F/$PSOURCE/$filename_full" | cut -f1)k
    done
    shift
done

batch_compress_video.sh

#!/bin/bash

# 用法：
# shell置于总放照片的目录之上  需要vfile.txt
# 找所有视频 find . -type f -exec file -N -i -- {} + | sed -n 's!: video/[^:]*$!!p' 要删掉开头的./再存成vfile.txt
# 脚本 目标文件夹 

function get_filename_from_path()
{
    echo "${1##*/}"
}
function remove_filename_from_path()
{
    if [[ "$1" =~ '/' ]]; then
        echo "${1%/*}"
    else
        echo ""
    fi
}
function remove_filename_suffix()
{
    echo "${1%.*}"
}

DEST_F="$1"
shift
echo "Destination: $DEST_F"

while read -r line ; 
do

    filename_full=$(get_filename_from_path "$line")
    filename=$(remove_filename_suffix "$filename_full")
    PSOURCE=$(remove_filename_from_path "$line")
    mkdir -p "$DEST_F/$PSOURCE"
    echo "Converting $line"
    
    ffmpeg -nostdin -hide_banner -i "$line" \
        -c:v libx265 -c:a aac -preset veryslow \
        "$DEST_F/$PSOURCE/$filename.mkv" >/dev/null 2>&1
    
    echo -n "Convertion done $(du -k "$line" | cut -f1)k"
    echo -n " -> "
    echo "$(du -k "$DEST_F/$PSOURCE/$filename.mkv" | cut -f1)k"
    sleep 150
done < vfiles.txt